UV Index in Tolanaro, Madagascar

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Tolanaro, Madagascar, where the sun's intensity can pose significant risks. With its tropical climate, the UV levels can soar, especially around midday, necessitating awareness for effective sunburn prevention and overall skin health. The UV Index often peaks at a high of 8 during midday hours, indicating a strong likelihood of skin damage without adequate protection. By staying informed about the daily UV Index, you can enjoy the beautiful outdoor scenery of Tolanaro while safeguarding your well-being against harmful UV exposure.

Hourly UV Index in Tolanaro

The UV Index for today displays a clear peak in the midday sun, reaching a high of 8 at noon, signaling intense sun exposure. As the day begins, you'll find the index starts low at 1 at 07:00, gradually climbing to 2 by 08:00. By 09:00, it jumps to 4, and by 10:00, we see a notable increase to 6. The index continues to rise, reaching its maximum of 7 by 11:00. As we head into the afternoon, it peaks at 8 and slowly declines to 7 at 13:00. The late afternoon brings a drop to 5 at 14:00, followed by a significant decrease to 2 by 15:00, before settling back to 1 from 16:00 onward and finally hitting 0 by 18:00. Remember to take precautions during those peak hours and enjoy the sun safely!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	2	low	45 min
09:00	4	moderate	30 min
10:00	6	high	25 min
11:00	7	high	25 min
12:00	8	very high	15 min
13:00	7	high	25 min
14:00	5	moderate	30 min
15:00	2	low	45 min
16:00	1	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Tolanaro

The UV Index trend throughout the year indicates significant seasonal fluctuations in UV exposure, with the highest risks observed from January to March and during October to November, where UV levels reach an extreme category, necessitating a burn time of just 10 minutes. April, May, August, and September also present high UV risks, categorized as very high, with burn times extending to 15 minutes. Visitors and residents are advised to take precautions during these high-risk months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, particularly during midday hours when UV radiation is at its peak. Staying informed about daily UV forecasts can further enhance safety and minimize the risk of overexposure.

Monthly Maximum UV Index for Tolanaro, Madagascar

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Tolanaro. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Tolanaro, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare Tolanaro UV Index with Other Madagascar Cities

The table above highlights how UV exposure in Tolanaro compares to other major locations across Madagascar. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Tolanaro's solar exposure compared to other cities in Madagascar. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Tolanaro	15	15	14	10	8	6	6	8	10	12	13	14
Toamasina UVI	16	16	15	12	9	7	8	10	12	12	13	15
Fianarantsoa UVI	17	17	15	12	9	7	8	10	12	13	14	16
Mahajanga UVI	16	16	15	13	10	8	9	11	12	12	13	15
Antananarivo UVI	17	17	15	12	10	8	9	11	13	13	14	16
Antsirabe UVI	17	17	16	13	10	8	9	11	13	13	14	16